package com.itheima.reggie.controller;


import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.itheima.reggie.common.R;
import com.itheima.reggie.entity.User;
import com.itheima.reggie.service.UserService;
import com.itheima.reggie.utils.ValidateCodeUtils;
import lombok.extern.slf4j.Slf4j;

import org.apache.commons.lang.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;

import java.util.Map;

@RestController
@RequestMapping("/user")
@Slf4j
public class UserController {

    @Autowired
    private UserService userService;


    @PostMapping("/sendMsg")
    public R sendMsg(@RequestBody User user, HttpSession session) {
        //获取手机号
        String phone = user.getPhone();
        if (StringUtils.isNotEmpty(phone)) {
            //生成随机4位验证码
            String code = ValidateCodeUtils.generateValidateCode(6).toString();

            log.info("验证码为:{}", code);

            //调用阿里云提供的短信服务API完成发送短信
            //SMSUtils.sendMessage("瑞吉外卖","",phone,code);

            //需要将撑撑的验证码存入session中
            session.setAttribute(phone, code);
            return R.success("手机验证码发送成功");

        }
        return R.error("短信发送失败");
    }

    /**
     * 移动端登录界面
     *
     * @param map
     * @param session
     * @return
     */
    @PostMapping("/login")
    public R login(@RequestBody Map map, HttpSession session) {
        log.info(map.toString());
        //获取手机号
        String phone = map.get("phone").toString();
        //获取验证码
        String code = map.get("code").toString();
        //从Session中获取保存的验证码
        Object codeInSession = session.getAttribute(phone);

        //进行验证码的对比(将页面提交的验证码与保存在session中的验证码对比)
        if (codeInSession != null && codeInSession.equals(code)) {
            //对比成功登录成功
            LambdaQueryWrapper<User>queryWrapper = new LambdaQueryWrapper<>();
            queryWrapper.eq(User::getPhone,phone);
            User user = userService.getOne(queryWrapper);

            if (user == null) {
                //判断当前号码是否为新用户如果是就自动完成注册
                user = new User();
                user.setPhone(phone);
                user.setStatus(1);
                userService.save(user);
            }
            session.setAttribute("user",user.getId());
            return R.success(user);

        }
        return R.error("登录失败");
    }

    @PostMapping("/loginout")
    public R<String> logout(HttpServletRequest request){
        request.getSession().invalidate();
        return R.success("退出成功");
    }
}
